Gallery: Hidden Rainbows in Ordinary Rocks
Ocean Jasper
Another view of Madagascar Ocean Jasper.
Microfolds
Microfolds in a metamorphic rock called phyllite from the eastern Alps of Italy.
Fossil Find
A limestone from Veneto, Italy holds a secret: A coin-shaped fossil, the remains of a marine protozoan called a Nummulite. These fossils are common in rocks around the Mediterranean.
Get the world’s most fascinating discoveries delivered straight to your inbox.

Stephanie Pappas is a contributing writer for Live Science, covering topics ranging from geoscience to archaeology to the human brain and behavior. She was previously a senior writer for Live Science but is now a freelancer based in Denver, Colorado, and regularly contributes to Scientific American and The Monitor, the monthly magazine of the American Psychological Association. Stephanie received a bachelor's degree in psychology from the University of South Carolina and a graduate certificate in science communication from the University of California, Santa Cruz.